Results 21 to 30 of about 14,397 (266)

Micromagnetic Simulation of L10-FePt-Based Transition Jitter of Heat-Assisted Magnetic Recording at Ultrahigh Areal Density

open access: yesMicromachines, 2022
The areal density of hard disk drives increases every year. Increasing the areal density has limitations. Therefore, heat-assisted magnetic recording (HAMR) technology has been the candidate for increasing the areal density.
Chavakon Jongjaihan, Arkom Kaewrawang
doaj   +1 more source

Quantitative assessment of the log-log-step method for pattern detection in noise-prone environments. [PDF]

open access: yesPLoS ONE, 2011
Staircase-like structures in the log-log correlation plot of a time series indicate patterns against a noisy background, even under condition of strong jitter.
Florian Gomez, Ruedi Stoop
doaj   +1 more source

Internal Noise for Choosing Items is Affected by Their Number and Spatial Arrangement

open access: yesi-Perception, 2011
We studied whether, when choosing an item out of n items, the internal noise associated with making this choice is affected by the number of items and/or their spatial arrangement.
B A S Hasan, P Neri
doaj   +1 more source

Design Methodologies for Low-Jitter CMOS Clock Distribution

open access: yesIEEE Open Journal of the Solid-State Circuits Society, 2021
Clock jitter negatively affects the performance of sampling circuits such as high-speed wireline transceivers and data converters. With CMOS buffers being increasingly used for the distribution of precise clocks in advanced technologies, it is important ...
Xunjun Mo   +3 more
doaj   +1 more source

A SFTD Algorithm for Optimizing the Performance of the Readout Strategy of Residence Time Difference Fluxgate

open access: yesSensors, 2018
Residence time difference (RTD) fluxgate sensor is a potential device to measure the DC or low-frequency magnetic field in the time domain. Nevertheless, jitter noise and magnetic noise severely affect the detection result.
Siyu Chen, Yanzhang Wang, Jun Lin
doaj   +1 more source

Error Estimates from Noise Samples for Iterative Algorithm in Shift-Invariant Signal Spaces

open access: yesAbstract and Applied Analysis, 2010
We consider error estimates of iterative algorithm in shift-invariant signal spaces. For the classical sampling and reconstruction algorithm, error estimate from its samples corrupted by white noises are widely studied, but the error analysis of noise ...
Jun Xian
doaj   +1 more source

Sampling Based on Kalman Filter for Shape from Focus in the Presence of Noise

open access: yesApplied Sciences, 2019
Recovering three-dimensional (3D) shape of an object from two-dimensional (2D) information is one of the major domains of computer vision applications. Shape from Focus (SFF) is a passive optical technique that reconstructs 3D shape of an object using 2D
Hoon-Seok Jang   +3 more
doaj   +1 more source

Jitter analysis of a superconducting nanowire single photon detector

open access: yesAIP Advances, 2013
Jitter is one of the key parameters for a superconducting nanowire single photon detector (SNSPD). Using an optimized time-correlated single photon counting system for jitter measurement, we extensively studied the dependence of system jitter on the bias
Lixing You   +11 more
doaj   +1 more source

An Ultra Low Power Integer-N PLL with a High-Gain Sampling Phase Detector for IOT Applications in 65 nm CMOS

open access: yesJournal of Low Power Electronics and Applications, 2023
A low-power and low-jitter 1.2 GHz Integer-N PLL (INPLL) is designed in a 65 nm standard CMOS process. A novel high-gain sampling phase detector (PD), which takes advantage of a transconductance (Gm) cell to boost the gain, is developed to increase the ...
Javad Tavakoli   +2 more
doaj   +1 more source

Jitter Elimination in Shape Recovery by using Adaptive Neural Network Filter

open access: yesSensors, 2019
Three-dimensional (3D) cameras are expensive because they employ additional charged coupled device sensors and optical elements, e.g., lasers or complicated scanning mirror systems.
Sung-An Lee   +2 more
doaj   +1 more source

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